FR739077A - - Google Patents
Info
- Publication number
- FR739077A FR739077A FR739077DA FR739077A FR 739077 A FR739077 A FR 739077A FR 739077D A FR739077D A FR 739077DA FR 739077 A FR739077 A FR 739077A
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
- H04N5/067—Arrangements or circuits at the transmitter end
- H04N5/073—Arrangements or circuits at the transmitter end for mutually locking plural sources of synchronising signals, e.g. studios or relay stations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
- H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/18—Mechanical movements
- Y10T74/18056—Rotary to or from reciprocating or oscillating
- Y10T74/18144—Overcoming dead center
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US546782A US2062198A (en) | 1931-06-25 | 1931-06-25 | System and method of operation for communication by television |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR739077A true FR739077A (es) | 1933-01-05 |
Family
ID=24181981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR739077D Expired FR739077A (es) | 1931-06-25 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2062198A (es) |
| FR (1) | FR739077A (es) |
| GB (1) | GB387915A (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2537284A (en) * | 1948-08-30 | 1951-01-09 | Paul S Schuder | Well casing joint |
-
0
- FR FR739077D patent/FR739077A/fr not_active Expired
-
1931
- 1931-06-25 US US546782A patent/US2062198A/en not_active Expired - Lifetime
-
1932
- 1932-06-27 GB GB18165/32A patent/GB387915A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2062198A (en) | 1936-11-24 |
| GB387915A (en) | 1933-02-16 |