Patent for Sale:

Digital convergence portfolio    

Significant portfolio covering digital audio, video, hardware, imaging processing and electronic circuitry

Overview

Rich portfolio from leading manufacturer of audio, video devices and interfaces. The portfolio contains over 200 US and international patents an covers a number of functional areas such as audio processing, video processing, image processing, optical devices, wired and wireless communication systems, hardware interfaces, packaging, processors, memory and circuitry

Primary Application of the Technology

Consumer Electronics

The seller would like to be granted a license back.

The seller may consider selling these patents individually.

Additional Information

This patent portfolio includes over 80 Taiwan patents, 60 Chinese patents, 50+ US patents, 4 US patent application and a Japanese patent.

Patent Summary

U.S. Patent Classes & Classifications Covered in this listing:

Class 257: Active Solid-State Devices (E.G., Transistors, Solid-State Diodes)

This class provides for active solid-state electronic devices, that is, electronic devices or components that are made up primarily of solid materials, usually semiconductors, which operate by the movement of charge carriers - electrons or holes - which undergo energy level changes within the material and can modify an input voltage to achieve rectification, amplification, or switching action, and are not classified elsewhere.

Subclass 203: With particular chip input/output means
Subclass 207: With particular power supply distribution means
Subclass 208: With particular signal path connections
Subclass 211: Multi-level metallization
Subclass 306: Stacked capacitor
Subclass 307: Parallel interleaved capacitor electrode pairs (e.g., interdigitized)
Subclass 534: With means to increase surface area (e.g., grooves, ridges, etc.)
Subclass 668: On insulating carrier other than a printed circuit board
Subclass 676: With structure for mounting semiconductor chip to lead frame (e.g., configuration of die bonding flag, absence of a die bonding flag, recess for LED)
Subclass 678: HOUSING OR PACKAGE
Subclass 691: Having power distribution means (e.g., bus structure)
Subclass 697: Pin grid type
Subclass 758: Multiple metal levels on semiconductor, separated by insulating layer (e.g., multiple level metallization for integrated circuit)
Subclass 784: Wire contact, lead, or bond
Subclass 786: Configuration or pattern of bonds
Subclass E27.048: Capacitor only (EPO)
Subclass E27.105: Masterslice integrated circuit (EPO)
Subclass E23.062: Multilayer substrates (EPO)
Subclass E23.063: Chip support structure consisting of plurality of insulating substrates (EPO)
Subclass E23.067: Via connections through substrates, e.g., pins going through substrate, coaxial cables (EPO)
Subclass E23.07: Geometry or layout (EPO)
Subclass E23.079: For integrated circuit devices, e.g., power bus, number of leads (EPO)
Subclass E23.114: Protection against radiation, e.g., light, electromagnetic waves (EPO)
Subclass E23.125: Substrate forming part of encapsulation (EPO)
Subclass E23.142: Including external interconnections consisting of multilayer structure of conductive and insulating layers inseparably formed on semiconductor body (EPO)
Subclass E23.171: Adaptable interconnections, e.g., for engineering changes (EPO)
Subclass E21.012: With increased surface area, e.g., by roughening, texturing (EPO)

Class 438: Semiconductor Device Manufacturing: Process

This class provides for manufacturing a semiconductor containing a solid-state device for the following purposes: (a) conducting or modifying an electrical current, (b) storing electrical energy for subsequent discharge within a microelectronic integrated circuit, or (c) converting electromagnetic wave energy to electrical energy or electrical energy to electromagnetic energy. Also operations involving: (1) coating a substrate with a semiconductive material, or (2) coating a semiconductive substrate or substrate containing a semiconductive region. It also provides for operations involving etching a semiconductive substrate or etching a substrate containing a semiconductive region. The class provides for packaging or treatment of packaged semiconductor.

Subclass 253: Stacked capacitor
Subclass 396: Stacked capacitor
Subclass 430: And deposition of polysilicon or noninsulative material into groove
Subclass 612: Forming solder contact or bonding pad
Subclass 622: Multiple metal levels, separated by insulating layer (i.e., multiple level metallization)
Subclass 666: Specified configuration of electrode or contact

Class 331: Oscillators

This is the generic class for electrical oscillators.

Subclass 57: RING OSCILLATORS
Subclass 75: Space discharge or unilaterally conductive device in output network

Class 327: Miscellaneous Active Electrical Nonlinear Devices, Circuits, And Systems

This is the residual class for electrical devices, circuits or systems having an output not directly proportional to its input and comprising at least one component which can provide gain or can route electrical current and which device, circuit or system does not form a complete system such as is classified specifically elsewhere or a subcombination of utility only in such elsewhere classified system.

Subclass 115: Frequency division
Subclass 119: Frequency multiplication (e.g., harmonic generation, etc.)
Subclass 148: With charge pump
Subclass 157: With charge pump
Subclass 170: Slope control of leading or trailing edge of rectangular (e.g., clock, etc.) or pulse waveform
Subclass 175: Duty cycle control
Subclass 178: Rectangular (e.g., clock, etc.) or pulse waveform amplitude control
Subclass 294: With common output
Subclass 298: Single clock output with multiple inputs
Subclass 307: Baseline or DC offset correction
Subclass 384: Switch noise signal

Class 377: Electrical Pulse Counters, Pulse Dividers, Or Shift Registers: Circuits And Systems

This is the generic class for circuits or devices for making a count of electrical pulses; for circuits or devices for producing output pulses which are a fraction of the number of input. Also included are pulse multipliers which make use of pulse dividing circuits.

Subclass 48: Multiplication or division by a fraction

Class 710: Electrical Computers And Digital Data Processing Systems: Input/Output

This class provides, within a computer or digital data processing system with the following processes or apparatus for 1. transferring data from one or more peripherals to one or more computers or digital data processing systems for the latter to process, store, or further transfer or for transferring data from the computers or digital data processing systems to the peripherals; 2. for interconnecting or communicating between two or more components connected to an interconnection medium (e.g., a bus) within a single computer or digital data processing system; 3. for preventing access to a shared resource of a computer or digital data processing system; 4. for granting access to a shared resource of a computer of digital data processing system by one of a plurality of components of the computer or digital data processing system by interrogating each of the components in a predetermined order; 5. for determining which of a plurality of components of a computer or digital data processing system contending for access to a shared resource shall be granted access at any one time based upon a predetermined criteria; and 6. for stopping, halting, or suspending a current processing function within a computer or digital data processing system.

Subclass 33: Data transfer specifying
Subclass 66: Width conversion
Subclass 72: Application-specific peripheral adapting
Subclass 74: For data storage device
Subclass 105: Protocol
Subclass 113: Centralized bus arbitration
Subclass 306: Bus bridge
Subclass 313: Peripheral bus coupling (e.g., PCI, USB, ISA, and etc.)
Subclass 314: Common protocol (e.g., PCI to PCI)
Subclass 315: Different protocol (e.g., PCI to ISA)

Class 375: Pulse Or Digital Communications

This is the generic class for pulse or digital communication systems using electrical or electromagnetic signals. Such communication includes transmitting an intelligence bearing signal from one point to another in the form of discrete variations in some parameter of the electrical or electromagnetic signal.

Subclass 130: SPREAD SPECTRUM
Subclass 316: RECEIVERS
Subclass 319: Automatic bias circuit for DC restoration
Subclass 324: Particular demodulator
Subclass 326: Carrier recovery circuit or carrier tracking
Subclass 327: Phase locked loop
Subclass 340: Particular pulse demodulator or detector
Subclass 343: Correlative or matched filter
Subclass 345: Automatic gain control
Subclass E1.025: Using joint detection techniques, e.g., linear detectors (EPO)
Subclass E7.123: Processing of motion vectors (EPO)
Subclass E7.144: Variable length coding (VLC) or entropy coding, e.g., Huffmann or arithmetic coding (EPO)
Subclass E7.171: Picture structure, e.g., interlaced/progressive (EPO)

Class 704: Data Processing:Speech Signal Processing, Linguistics, Language Translation, And Audio Compression/Decompression

This is the generic class for apparatus and corresponding methods for constructing, analyzing, and modifying units of human language by data processing, in which there is a significant change in the data.This class also provides for systems or methods that process speech signals for storage, transmission, recognition, or synthesis of speech; and for systems or methods for bandwidth compression or expansion of an audio signal, or for time compression or expansion of an audio signal. There are three main divisions: linguistics; speech signal processing; and audio compression.

Subclass 218: Cross-correlation
Subclass 220: Analysis by synthesis
Subclass 237: Correlation
Subclass 258: Synthesis
Subclass E21.017: Time compression or expansion (EPO)

Class 341: Coded Data Generation Or Conversion

1) originating or emitting a coded set of discrete signals or 2) translating one code into another code wherein the information signal content remains the same but the formats may differ. For classification herein, at least one of the codes must be a set of pulses or digits and electrical in nature.

Subclass 120: CONVERTER CALIBRATION OR TESTING
Subclass 144: Digital to analog conversion
Subclass 61: Data rate conversion
Subclass 65: To or from Huffman codes
Subclass 67: To or from variable length codes

Class 348: Television

Generating, processing, transmitting or transiently displaying a sequence of images, either locally or remotely, in which the local light variations composing the images may change with time.

Subclass 448: Line doublers type (e.g., interlace to progressive IDTV type)
Subclass 451: Motion adaptive
Subclass 452: Motion adaptive
Subclass 458: Changing number of lines for standard conversion
Subclass 699: Motion vector generation
Subclass E5.096: Receiver circuitry (EPO)
Subclass E5.097: Tuning indicators; Automatic tuning control (EPO)
Subclass E5.108: For the reception of a digital modulated video signal (EPO)

Class 369: Dynamic Information Storage Or Retrieval

Apparatus for the storage or retrieval of arbitrarily variable information which is retained in a storage medium by variation of a physical characteristic. The information is stored or retrieved by causing or sensing a variation of a physical characteristic of the storage medium by a transducer having relative motion along a continuous path.

Subclass 30.15: Multiple movement control modes
Subclass 30.23: Buffering
Subclass 44.28: While track jumping or crossing
Subclass 47.33: Including static memory fill level monitoring or controlling
Subclass 53.31: Of storage or retrieval information signal
Subclass 53.34: Time based parameter

Class 386: Television Signal Processing For Dynamic Recording Or Reproducing

Apparatus and corresponding processes for processing a sequence of images, in which the light variation composing the images may change with time for dynamic recording or reproducing of the sequence of images. The processing involves the following steps: (a) Receiving a sequence of images from a local (e.g., camera, etc.) or remote source (e.g. broadcasting station, satellite, cable, etc.); (b) Converting the received sequence of images into a form suitable for dynamic storage, which form may or may not be reproduced later; or (c) Converting retrieved information from a dynamic storage medium into a sequence of images.

Subclass E5.07: Between a recording apparatus and a television receiver (EPO)

Class G9B/27.019:


Class 380: Cryptography

Equipment and processes which (a) conceal or obscure intelligible information by transforming such information so as to make the information unintelligible to a casual or unauthorized recipient, or (b) extract intelligible information from such a concealed representation, including breaking of unknown codes and messages.

Subclass 29: NBS/DES algorithm
Subclass 30: Public key
Subclass 37: Block/data stream enciphering

Class 726: Information Security

This class provides, within a computer or digital data processing system, for processes or apparatus for increasing a system s extension of protection of system hardware, software, or data from maliciously caused destruction, unauthorized modification, or unauthorized disclosure. It provides for protection of data processing systems, apparatus, and methods as well as protection of information and services. Subject matter included in this class includes security policies, access control, monitoring, scanning data, countermeasures, usage control, and data protection from maliciously caused destruction, unauthorized modification, or unauthorized disclosure, and includes protection of hardware, and user protection, e.g., privacy, etc.

Subclass 3: Network

Class 708: Electrical Computers: Arithmetic Processing And Calculating

This is the generic class for electrical apparatus and corresponding methods for performing calculation operations. There are three main divisions: 1. electrical hybrid calculating computers; 2. electrical digital calculating computers; 3. electrical analog calculating computers.

Subclass 313: Decimation/interpolation
Subclass 320: Recursive

Class 716: Data Processing: Design And Analysis Of Circuit Or Semiconductor Mask

This class provides for electrical data processing apparatus and corresponding methods for the following subject matter: for sketching, designing, and analyzing circuit components; for planning, designing, analyzing, and devising a template used for etching circuit pattern on semiconductor wafers.


Class 323: Electricity: Power Supply Or Regulation Systems

This is the generic class for electrical systems wherein a single electrical source is coupled to a single electrical load circuit and means are provided which control the magnitude or level of the current or voltage of either or both of said circuits and/or the phase angle between the current or voltage of either or both of said circuits. This is also the generic class for transformer systems and impedance systems.

Subclass 222: Using choke and switch across source
Subclass 267: Including plural loads commonly controlled
Subclass 283: Digitally controlled

Class 381: Electrical Audio Signal Processing Systems And Devices

This class provides for: (a) wired one-way electrical transmission or processing systems for audio signals, (b) Stereophonic systems, which are not elsewhere classified, (c) instrument or process for converting an electrical audio information signal to or from humanly audible form.

Subclass 106: With amplitude compression/expansion
Subclass 107: Automatic
Subclass 119: WITH MIXER
Subclass 17: Pseudo stereophonic
Subclass 18: Pseudo quadrasonic
Subclass 61: SOUND EFFECTS
Subclass 63: Reverberators

Class 84: Music

Instruments used in producing music and includes (1) electrical music instruments, (2) automatic instruments, and (3) those hand played. The automatic instruments and the hand played instruments have a parallel classification so far as seems practical, and in both the patents are divided in the usual way into four groups, stringed, wind, rigid vibrators, and membranes.

Subclass 630: Reverberation
Subclass 707: Reverberation

Class 714: Error Detection/Correction And Fault Detection/Recovery

This class provides for process or apparatus for detecting and correcting errors in electrical pulse or pulse coded data; it also provides for process or apparatus for detecting and recovering from faults in electrical computers and digital data processing systems, as well as logic level based systems.

Subclass 729: Plural scan paths

Class 361: Electricity: Electrical Systems And Devices

Systems or devices which provide safety and protection for other systems and devices; control circuits for electromagnetic devices and non-electromagnetic-type relays. Systems or devices which discharge, or prevent the accumulation of electrical charge on or in an object or material; circuits for charging objects or materials. Systems for generating or conducting an electric charge. Systems which process electrical speed signals. Circuits for reversing the polarity of an electric circuit. Systems which cause the ignition of a fuel or an explosive charge. Systems and processes for demagnetizing a magnetic field. Transformers and inductors with integral switch, capacitor or lock. Electrostatic capacitors, per se. Housings and mounting assemblies with plural diverse electrical components. Electrolytic systems and devices.

Subclass 111: Transient responsive
Subclass 56: Voltage responsive

Class 320: Electricity: Battery Or Capacitor Charging Or Discharging

Method or apparatus for controlled or regulated charging, discharging, or combined charging and discharging of one or more voltaic cells, batteries, or capacitors. Charging or electrically rejuvenating (e.g., depolarizing, etc.) a voltaic cell, battery, or electrical capacitor, wherein said charging or rejuvenating is accomplished by controlled addition of electrical energy into the cell, battery, or capacitor. Discharging - a voltaic cell, battery, or electrical capacitor, wherein discharging is accomplished by controlled release of electrical. A cell, battery, or capacitor structurally combined with a generator or electrical converter, whether or not electrical interconnection therebetween is recited.

Subclass 134: With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.)
Subclass 136: With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.)
Subclass 149: With detection of current or voltage integral (e.g., total charge, etc.)
Subclass 155: Time control

Class 324: Electricity: Measuring And Testing

This is the residual home for all subject matter, not elsewhere classified, relating to the measuring, testing (or sensing) of electric properties, (e.g., determining ground resistivity, determining frequency of an alternating current, determining kilowatt hour demand), or the measuring, testing or sensing of nonelectric properties by electric means (e.g., determining moisture, a nonelectric property, by measuring conductance with a resistance bridge; determining speed, a nonelectric property by use of an electric tachometer).

Subclass 426: Using a battery testing device

European Patent Classes & Classifications Covered in this listing:

Class H02J7: ELECTRICITY - GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY . Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries .

Class G11B27: PHYSICS - INFORMATION STORAGE

INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER . Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel .

Class H03L7: ELECTRICITY - BASIC ELECTRONIC CIRCUITRY

AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES . Automatic control of frequency or phase; Synchronisation .

Class H01L23: ELECTRICITY - BASIC ELECTRIC ELEMENTS

SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR . Details of semiconductor or other solid state devices .

Class H01L27: ELECTRICITY - BASIC ELECTRIC ELEMENTS

SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR . Devices consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate .

Class H03H17: ELECTRICITY - BASIC ELECTRONIC CIRCUITRY

IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS . Networks using digital techniques.

Class H03M1: ELECTRICITY - BASIC ELECTRONIC CIRCUITRY

CODING; DECODING; CODE CONVERSION IN GENERAL . Analogue/digital conversion; Digital/analogue conversion .

Class G06F13: PHYSICS - COMPUTING; CALCULATING; COUNTING

ELECTRICAL DIGITAL DATA PROCESSING . Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units .

Class G06F17: PHYSICS - COMPUTING; CALCULATING; COUNTING

ELECTRICAL DIGITAL DATA PROCESSING . Digital computing or data processing equipment or methods, specially adapted for specific functions .

Class H04L27: ELECTRICITY - ELECTRIC COMMUNICATION TECHNIQUE

TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION . Modulated-carrier systems.

Class G06F3: PHYSICS - COMPUTING; CALCULATING; COUNTING

ELECTRICAL DIGITAL DATA PROCESSING . Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements .

Class H04L25: ELECTRICITY - ELECTRIC COMMUNICATION TECHNIQUE

TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION . Baseband systems.

Class G10H1: PHYSICS - MUSICAL INSTRUMENTS; ACOUSTICS

ELECTROPHONIC MUSICAL INSTRUMENTS . Details of electrophonic musical instruments .

Class G10L11: PHYSICS - MUSICAL INSTRUMENTS; ACOUSTICS

SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION . Determination or detection of speech characteristics not restricted to a single one of groups G10L15/00 to G10L21/00 .