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Communication Systems & Equipment -> Telephony Network Equipment -> Codec Devices

Codec Devices

(Showing headlines 1 - 20)   more ....

Stereo Codec is optimized for portable audio applications.

Wolfson Microelectronics plc    Edinburgh EH11 2QB  United Kingdom
Jun 17, 2008 Available in 40-pin, 5 x 5x 0.55 mm QFN package for space-constrained applications, Model WM8903 features SmartDAC(TM) low-power DAC capacitor switching architecture to enable DAC to headphone power consumption of just 4.4 mW and includes capability for programmable performance vs. power profiles, allowing system designers to optimize for each usage scenario. It also includes Class W amplifier technology featuring adaptive dual drive charge pump and DC servo circuit architecture.

HD A/V Codecs enhance mobile TI technology.

Aricent    Palo Alto, CA 94304-1388
Feb 18, 2008 Aricent MPEG4-SP 720p video and AAC audio codecs leverage Texas Instruments' (TI) OMAP3430 processor capabilities to achieve encoding and decoding of video streams. Solutions enable recording and playback of 720p video on TI OMAP3430 platform-based mobile devices and can decode 720p MPEG-4 Simple Profile video in real-time. This lets mobile phones be used as HD-quality player, download HD content for playback on HDTV screen, or be used as DVD-quality camcorder.

Audio Codec incorporates Class G headphone amp.

Wolfson Microelectronics plc    Edinburgh EH11 2QB  United Kingdom
Feb 14, 2008 Extending battery life in portable audio applications, WM8900 AudioPlus(TM) Smart Power IC features quiescent headphone playback power consumption under 6 mW in voice mode and under 11 mW in Hi-Fi mode. When using 300 mAH battery, WM8900-based design can extend battery life by up to 11 hr during headphone music playback at typical 2 mW/ch listening level. Housed in 0.55 mm high, 40-pin QFN package, IC implements ground-referenced headphone outputs that remove need for dc blocking capacitors.

Codec enables HDTV wireless video transmission.

Analog Devices, Inc.    Norwood, MA 02062-9106
Nov 26, 2007 Offering solution for compression and decompression of HD video, Model ADV216 features Wavescale(TM) technology, which is based on JPEG2000 standard and enables high-quality wireless HD signal transmission while eliminating artifacts and error intolerance. SURF® wavelet technology allows real-time compression and resolution scalability without need for external memory. In addition to delivering clear, uninterrupted HD content to TVs and HD companion boxes, ADV216 supports low latency.

Codecs provide audio signal management for flat panel TV's.

Cirrus Logic, Inc.    Austin, TX 78744
Nov 26, 2007 Allowing A/D and D/A converters to run at asynchronous sample rates, CS42324 DTV audio codec includes stereo A/D converter, 4-channel D/A converter, input and output multiplexer, line-level input buffers, and output drivers. It operates from 3.3 V digital supply or 9 or 12 V analog supply to accept line level inputs up to 2 Vrms. Hardware and software compatible with CS42324, CS42325 includes on-chip stereo headphone drivers on 1 of 3 stereo output pairs.

Video Codecs optimize IP video surveillance performance.

Optelecom-NKF    2801 DD Gouda   Netherlands
Oct 05, 2007 IP network-based video encoders, C-44 and S-44, leverage Texas Instruments' DaVinci(TM) TMS320DM6446 digital media processor SoCs and proprietary MPEG-2 and MPEG-4 compression algorithms to deliver DVD-quality streaming video for surveillance applications. Solutions are built with 4 DM6446 DSP-based SoCs, one per analog video input, and combine multiple compression algorithms for video and audio - MPEG-2, MPEG-4, M-JPEG, G.711, AAC - into single IP/Ethernet output stream.

Codec ICs deliver 1,080i encoding with secure Internet.

Mobilygen Corp.    Santa Clara, CA 95054
Jul 06, 2007 Featuring 3 codec SOCs, en-ViE Platform offers choice of dual-stream SD, multi-stream SD, or full 1,080i HD encoding, enabling creation, playback, and distribution of HD H.264 video for home, mobile, and surveillance applications. Single SoC can provide up to 8 channels of H.264 D1 encoding with less than 1 W of total power consumption. Multi-Media Engine supports AAC, MP3, G.7xx, and Dolby Digital. Network connectivity is provided via Gigabit Ethernet and high-speed USB 2.0 OTG.

Audio Codec enables independent converter sampling.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
May 29, 2007 Supporting asynchronous operation, PCM3060 24-bit audio codec allows A/D converter and D/A converter to operate with independent clocks. It enables designers to select control method among 3-wire SPI, 2-wire I2C, or hardware control modes, and can be internally set to synchronous mode where either A/D or D/A converter clocks can be selected as clocking source. Device features low jitter sensitivity and has signal-to-noise ratio of 105 dB.

Embedded Software enables 2-way video capabilities.

Global IP Solutions, Inc.    San Francisco, CA 94107
Apr 11, 2007 VoiceEngine Multimedia incorporates GIPS LSVX video codec, allowing real-time, 2-way video and voice communication. Solution combines GIPS VoiceEngine with video conferencing support, and GIPS multimedia package provides complete framework for both video and voice soft phones. It also offers techniques to handle jitter, packet loss, and CPU/bandwidth constraints on multiple platforms.

Chipset suits video conferencing and telepresence systems.

W&W Communications, Inc.    Santa Clara, CA 95054
Mar 28, 2007 Featuring WW10000BA single chip encoder and WW10001BA single chip decoder, WW10K H.264 HD codec chipset has encode-decode tandem delay of less than 35 msec, or 1 frame at 30 frames/sec. Chipset runs at 110 MHz in single chip implementations and can handle up to 4 video inputs simultaneously at various bit rates and resolutions up to 1,920 x 1,088. WW10001BA decompresses encoder's bit stream into either 1080i/p or 720p HD video.

H.264 Codec Chipset suits live HD broadcast applications.

W&W Communications, Inc.    Santa Clara, CA 95054
Mar 09, 2007 Comprised of WW20000BA single chip encoder and WW20001BA single chip decoder, WW20K delivers broadcast-quality 1080i/p video with minimal delay at low bit rates. It runs at 110 MHz and features encode-decode tandem delay of under 35 msec or 1 frame at 30 fps. Encoder compresses 1080i/p HD video, while decoder decompresses encoder's bit stream into 1080i/p or 720p HD video. Encoder also integrates context-adaptive noise reduction filter in encoder loop.

DVR Solutions target CCTV security surveillance market.

Techwell, Inc.    San Jose, CA 95134
Nov 20, 2006 TW6802 PCI Express DVR solution supports 8-channel real time and 16- or 32-channel non-real time recording, and over 6 full D1 resolutions. Support for 7 frames/sec recording in NTSC, 6 frames/sec in PAL, and 1-channel audio recording is also featured. Supporting simultaneous live, play, record, and network connection, 4-channel TW2700 Standalone DVR includes Ethernet (TCP/IP), remote viewer program, and USB 2.0, and handles two 250 GB hard drives.

Stereo Audio Codecs suit battery operated applications.

Texas Instruments, Inc., Semiconductors    Dallas, TX 75243
Oct 11, 2006 Offering 7 mW playback with SNR of 93 dB, Models PCM3793 and PCM3794 incorporate notch filter with programmable center frequencies; bass, treble, and mid-range equalization tone control; and 3-D enhancement to enable wide stereo effect. Both models have on-chip, digital audio processor. Model PCM3793 integrates Class-D amplifier technology capable of driving 700 mW of output power per channel into 8 ohm load, while PCM3794 has no speaker outputs.

Software meets needs of IP device and chipset manufacturers.

Global IP Sound, Inc.    San Francisco, CA 94133
Oct 06, 2006 Optimized to run on chips embedded within VoIP phones and other hardware devices, fixed-point iSAC 2.0 delivers wideband quality in both low- and high-bit rate applications. It facilitates interoperability of IP phones, gateways, and chipsets with iSAC-enabled softphones and Internet-based voice services. Software automatically adjusts transmission rates, supporting real-time multimedia, conferencing, distance learning, and multi-user gaming applications in VoIP environment.

Multifunction Chip enables mobile HD encoding/decoding.

MnD Semiconductors    Montigny-le-Bretonneux 78180  France
Sep 15, 2006 Silver Screen(TM) HD video codecs provide means to encode HD video, transcode it to MPEG4 AVC/H.264 to minimize storage space, and play it back at HD 1080p resolution on HDTVs. Chip architecture, based on array of interconnected, fully programmable, 32-bit RISC processors, can be scaled from high definition video decoders to real-time, multi-channel, video encoders and transcoders. Product features DDR interface for memory and HDMI for displays.

Codec is optimized for mobile phones and multimedia players.

Codec is optimized for mobile phones and multimedia players.

STMicroelectronics    Lexington, MA 02421
Mar 03, 2006 Featuring integrated amplifiers for headphones and hands-free, STw5095 asynchronous stereo audio/voice codec provides analog stereo mixing, recording, and playback capabilities. Audio flows are digitized with 20-bit resolution between 8 and 96 kHz. Typical power consumption for playback is 23 mW, 1 µW in standby. Codec is available in 5 x 5 mm, 1.2 mm high, TFBGA64 package with 0.5 mm ball pitch and is compatible with audio data serial interfaces including I2S, SPI, and PCM.

Stereo Audio CODECs target cell phones and media players.

Texas Instruments, Inc. (TI)    Dallas, TX 75243-4136
Feb 27, 2006 Providing integrated sound processing, Series TLV320AIC3x includes 16, 20, 24, and 32-bit models that extend run-time of battery-powered products. Register-based power control enables stereo 48 kHz playback as low as 14 mW from 3.3 V analog supply. Digital-to-analog converter provides SNR of 100 dB and includes programmable digital filtering so that designers can add 3D spatial enhancement; bass, treble, and midrange effects; and speaker equalization and de-emphasis.

Stereo Audio CODECs consume 14 mW.

Stereo Audio CODECs consume 14 mW.

Texas Instruments, Inc., Semiconductors    Dallas, TX 75243
Feb 01, 2006 Providing 3D sound for cell phones and media players, TLV320AIC3x Series of 16/20/24/32-bit stereo audio CODECs feature register-based power control, which enables 48 kHz stereo playback with power consumption as low as 14 mW from 3.3 V analog supply. Digital-to-analog converter provides SNR of 100 dB. Programmable digital filtering lets designers add 3D spatial enhancement; bass, treble, and midrange effects; and speaker equalization and de-emphasis.

Development Platform helps build portable multimedia devices.

Ceva Inc.    San Jose, CA 95110-3710
Jan 31, 2006 Mobile-Media2000(TM) offers hardware platform, optimized multimedia codecs, and application firmware that integrates video, audio, voice, and imaging into single solution. CEVA-XS1200 hardware platform integrates X1620 DSP core with peripherals, system interfaces, memories, and interconnections, including 3D DMA engine, power management unit, and 4 TDM ports, as well as providing 64 KB of L1 data memory, 64 KB of L1 program memory and 2 blocks of 128 KB each of unified L2 memory.

A/V Codec provides TV-quality video for mobile products.

Mobilygen Corp.    Santa Clara, CA 95054
Dec 28, 2005 Drawing less than 185 mW total chip power, single-chip MG1264 enables battery-powered products to capture, play, and share TV-quality VGA 30 fps H.264 (MPEG-4 Part 10 Advanced Video Codec) video with 2-channel AAC audio compression. Complete A/V codec solution, implemented as chip-level A/V co-processor, enables one hour or more of video functions on existing platforms by utilizing EVE (Enabling Video Everywhere) chip architecture.

(Showing headlines 1 - 20)   more ....

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