AK239 Search Results

Contextual Info: HflR 3 G 'Qgj ASAH I KASEI phone in [AK2391] Japan. Cord 1ess - p h o n e communication The system system AK2391 is standard compliant of with RCR Research in J a p a n . T h e A K 2 3 9 1 second and Generation develop c o n s i s t s of a Sum Center logic.

z25a

Abstract: AK2391 Q106 Q110
Contextual Info: ASAHI KASEI [AK2391] The AK2391 is a band limiting filter for n /4 shift QPSK modulation of Personal Handy phone System PHS in Japan. The AK2391 is compliant with Personal Handy phone System standard of RCR in Japan. The AK2391 consists of a Sum logic, Root Nyquist-Roll-offfilters

Contextual Info: AK2395 ADPCM CO D EC with Audio Interface Description The AK2395 is a 1-chip voice processing IC developed for Personal Handy phone System w hich houses a 14 bit linear C O D E C , A D PC M , m ic/receiver am p, side tone pass, program mable dual tone generator and other functions. It also includes a built-in 1-bit error

marking code WT4

Abstract: AK2399 AKZ399 gt 2399 AJ4L 9953V
Contextual Info: This document is not intended for viewing onscreen. It is best viewed when printed and read from paper. Depending on your printer, you may need to select “Shrink to Fit” in the print dialog to ensure that the document prints correctly. [AK2399] ASAHI KASEI

Contextual Info: ASA H I KASEI [AK2392 /• ASAHI KASEI = PREL IMI NARY = ufi Ge neral AK 2 3 9 2 Shift QPSK IfODEI for Digital Cordless Telephone D e s c r i p t i o n The AK2392 is a MODEM LSI for a digital cordless telephone which conforms to the second generation cordless telephone system standard STD-28 of RCR (Japan).

Contextual Info: This document is not intended for viewing onscreen. It is best viewed when printed and read from paper. Depending on your printer, you may need to select “Shrink to Fit” in the print dialog to ensure that the document prints correctly. ASAK I KASE1 [AK2397]

Contextual Info: AK2394 Burst Mode Controller for PHS Description The AK2394 is a TDM A/TDD Burst Mode Controller for Personal Handy phone System in Japan. The AK2394 consists of an ADPCM Interface, a Processor Interface, a Multiport Memory, a Transmit Logic, a Receive Logic, a Timing function, a Serial Interface and a

c721

Abstract: generator full diagram AK2395 noise generator linear generator
Contextual Info: AK2395 ADPCM CO D EC with Audio Interface Description The AK2395 is a 1-chip voice processing IC developed for Personal Handy phone System w hich houses a 14 bit linear C O D E C , A D PC M , m ic/receiver am p, side tone pass, program mable dual tone generator and other functions. It also includes a built-in 1-bit error

ptz decoder

Abstract: AK2396 DDD111 wpc 721
Contextual Info: asahi kasei [AK2396] wnWMn».««. AKM *ffl-n-finnnnnn. . . =PRELIMINARY= A K 2 3 9 6 Channel M I CODEC for Digital Cordless Telephone F e a t u r e s D □ □ □ □ □ □ □ □ □ i . ?988.hr°n°US 0Perati0" *hiCh COni° ™S t0 ’

AK2391

Abstract: 10KC2 20PF 4700PF X109 Y103 CKh40
Contextual Info: This document is not intended for viewing onscreen. It is best viewed when printed and read from paper. Depending on your printer, you may need to select “Shrink to Fit” in the print dialog to ensure that the document prints correctly. ASAHI KASEI [AK23911

Contextual Info: ASAHI KASEI [AK2391] The AK2391 is a band limiting filter for n t 4 shift QPSK modulation of Personal Handy phone System PHS in Japan. The AK2391 is compliant with Personal Handy phone System standard of RCR in Japan. The AK2391 consists of a Sum logic, Root Nyquist-Roll-offfilters

K2397

Abstract: K2396 AK2390
Contextual Info: D ig it a l C o r d l e s s T e l e p h o n e IC s Description Device Feature jt/ H U i AK2390 S in g le C h ip B a s e B a n d IC 4 S h ift Q P S K M O D E M B u r s t M o d e C o n t r o lle r A D P C M C O D E C w ith A u d io In te r fa c e A K2391 n / A S h ift Q P S K M O D U L A T O R

circuit diagram of modulation qpsk

Abstract: Cordless Phone system block diagram qpsk modulation and demodulation Cordless Phone circuit diagram 4 shift QPSK AK2393 Modem qpsk block diagram
Contextual Info: AK2393 7t/4 SHIHT QPSK MODEM Description The AK2393 is a MODEM 1C for Personal Handy phone System and corresponds to the standard for second-generation cordless telephone systems RCR STD-28 . The modulation part is composed of a base band filter for band limitation (root Nyquist roll-off filter), differential

KDO46402

Contextual Info: ASAHI KASEI [A K 2 3 9 2 ] = PRELIMINARY= ASAHI KASEI ff/4 Shift I General AK 2 3 9 2 for Digital Cordless Telephone D e s c r i p t i o n | The AK2392 is a MODEM LSI for a digital cordless telephone which conforms to the second generation cordless telephone system standard STD-28 of RCR (Japan).

Contextual Info: ASAHI KASEI [AK2396] = PRELIMINARY= AKM A K 2 3 9 6 4 Channel ADPCM C O E for Digital Cordless Telephone F e a t u r e s □ □ □ □ □ □ □ □ □ □ ADPCM Full Duplex, Synchronous operation which conforms to ITU-T recommendation G.721, published in 1988.

AK2397

Abstract: QD01S
Contextual Info: ASAHI KASEI □ [ AK2 39 7 ] □ □ □ □ □ □ □ □ □ □ □ □ □ ADPCM Full Duplex, Synchronous operation which conforms to ITU-T Rec. G. 721. (Previously C CI TT Rec. G. 721, 1988) Noise sup pression funct ion'for transmission error Power detection function for VOX transmission

19.2Mhz

Contextual Info: 4 Channel A D PC M CODEC Suitable for PHS Personal Handy-phone System Compliant with RCR standard 28 ITU-T Rec. G721 ADPCM (4 channel) @ 1 bit error recovery and noise suppression function System clock: 19.2MHz/12.288MHz Low supply voltage: 2.7~5.5V Low supply current: 6mA. typ.

Contextual Info: tt /4 Shift QPSK MODEM Modulation Part: Transmission speed: 384kbps © Roll-off filter digital filter+analog filter • Root Nyquist characteristic: a = 0.5 (Japan) • Pass band (3dB): 96kHz ■Stop band attenuation: 60dB or more (600kHz detuning) 65dB or more (900kHz and more)

Contextual Info: AKM ► COMMUNICATION PRODUCTS ADPCM CODEC with Audio Interface ADPCM Full Duplex, Synchronous operation which conforms to ITU-T recommendation G. 721, published in 1988. Noise suppression function VOX power detection function/noise generator function

Modem qpsk block diagram

Abstract: block diagram switch mode power supply QPSK Modulator block diagram akm modem
Contextual Info: AKM COMMUNICATION PRODUCTS 7r/4 Shift QPSK Modulator Compliant with RCR STD-28 PHS Standard Transmission Rate: 384kbps Roll-off Filter (Digital Filter + Analog Filter) Adjustable Output Level and DC Offset Voltage Supply Current: Normal Mode 7.0mA Typ. Power Saving Mode 20/iA Typ.