FR957139A - - Google Patents
Info
- Publication number
- FR957139A FR957139A FR957139DA FR957139A FR 957139 A FR957139 A FR 957139A FR 957139D A FR957139D A FR 957139DA FR 957139 A FR957139 A FR 957139A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
- H04B14/044—Sample and hold circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Measurement Of Radiation (AREA)
- Particle Accelerators (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Details Of Television Scanning (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US637820XA | 1946-03-22 | 1946-03-22 | |
US715900A US2458652A (en) | 1946-12-13 | 1946-12-13 | Electron discharge apparatus |
US663872XA | 1947-11-13 | 1947-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR957139A true FR957139A (xx) | 1950-02-16 |
Family
ID=27370526
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR957199D Expired FR957199A (xx) | 1946-03-22 | ||
FR957139D Expired FR957139A (xx) | 1946-03-22 | ||
FR953466D Expired FR953466A (fr) | 1946-03-22 | 1947-09-24 | Perfectionnements aux systèmes de transmission |
FR59521D Expired FR59521E (fr) | 1946-03-22 | 1948-09-07 | Perfectionnements aux systèmes de transmission |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR957199D Expired FR957199A (xx) | 1946-03-22 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR953466D Expired FR953466A (fr) | 1946-03-22 | 1947-09-24 | Perfectionnements aux systèmes de transmission |
FR59521D Expired FR59521E (fr) | 1946-03-22 | 1948-09-07 | Perfectionnements aux systèmes de transmission |
Country Status (5)
Country | Link |
---|---|
BE (4) | BE477109A (xx) |
DE (2) | DE838324C (xx) |
FR (4) | FR953466A (xx) |
GB (4) | GB637820A (xx) |
NL (2) | NL74850C (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE958204C (de) * | 1952-08-22 | 1957-02-14 | Siemens Ag | Einrichtung zur Umwandlung amplitudenmodulierter Impulse in kodemodulierte Impulse |
-
0
- BE BE485738D patent/BE485738A/xx unknown
- FR FR957199D patent/FR957199A/fr not_active Expired
- BE BE476835D patent/BE476835A/xx unknown
- BE BE477959D patent/BE477959A/xx unknown
- BE BE477109D patent/BE477109A/xx unknown
- FR FR957139D patent/FR957139A/fr not_active Expired
- NL NL79798D patent/NL79798C/xx active
- NL NL74850D patent/NL74850C/xx active
-
1947
- 1947-08-08 GB GB22025/47A patent/GB637820A/en not_active Expired
- 1947-09-24 FR FR953466D patent/FR953466A/fr not_active Expired
- 1947-12-12 GB GB32804/47A patent/GB663838A/en not_active Expired
- 1947-12-12 GB GB32803/47A patent/GB663837A/en not_active Expired
-
1948
- 1948-09-07 FR FR59521D patent/FR59521E/fr not_active Expired
- 1948-11-09 GB GB29092/48A patent/GB663872A/en not_active Expired
- 1948-12-31 DE DEP28885D patent/DE838324C/de not_active Expired
- 1948-12-31 DE DEP28896D patent/DE809222C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR957199A (xx) | 1950-02-16 |
NL74850C (xx) | |
GB663872A (en) | 1951-12-27 |
BE477959A (xx) | |
DE809222C (de) | 1951-07-26 |
BE477109A (xx) | |
DE838324C (de) | 1952-05-08 |
NL79798C (xx) | |
FR59521E (fr) | 1954-06-28 |
BE485738A (xx) | |
BE476835A (xx) | |
GB663837A (en) | 1951-12-27 |
GB663838A (en) | 1951-12-27 |
GB637820A (en) | 1950-05-24 |
FR953466A (fr) | 1949-12-07 |